040000 tree ddd99dcbc7e9f8259bc9312dea16bcf1e24419c9	cf_segments
040000 tree 131969949c9c847a71c5b57e433354546249d47a	keepanno
040000 tree 53c592d28a0aab93d651341a70a923c46c7f3777	library_desugar
040000 tree 6c656904249f546374bfdd25154637d5907bb5d1	main
040000 tree 106518c7f48fbb10329c5bbf9308f1c5bd8f0113	test